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Finding the Fourth Proportional to 223,394.25, 333,482.97 and 191,460

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Solution

The fourth proportional to 223,394.25, 333,482.97 and 191,460 is: 285,811.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,394.25 : 333,482.97 = 191,460 : x
  2. Step 2: Convert to fraction form
    223,394.25/333,482.97 = 191,460/x
  3. Step 3: Cross multiply
    223,394.25x = 333,482.97 × 191,460
  4. Step 4: Simplify right side
    223,394.25x = 63,848,649,436.20
  5. Step 5: Solve for x
    x = 63,848,649,436.20/223,394.25
  6. Step 6: Final answer
    x = 285,811.52

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.